<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app">
      <h2>{{url}}</h2>
      <h2 v-html="url"></h2>
    </div>
</body>
<script src='https://cdn.jsdelivr.net/npm/vue/dist/vue.js '></script>
<script>
    let app = new Vue({
        el: '#app',
        data: {
             msg:'hello vue.js',
             url:'<a href="http://www.baidu.com">百度一下</a>'
        },
        methods: {}
    })
</script>
</html>